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NXP Semiconductors NTP53121G0JHKZ
- Part No.:
- NTP53121G0JHKZ
- Manufacturer:
- NXP Semiconductors
- Category:
- RFID Transponders, Tags
- Package:
- Datasheet:
-
NTP53121G0JHKZ.pdf
- Description:
- RFID NTAG5 XQFN
- Quantity:
- Payment:
- Shipping:
Inventory:5,772
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Product details
Overview
NTP53121G0JHKZ from NXP Semiconductors is an NFC Forum Type 5 Tag-compliant I2C bridge IC optimized for zero-power sensor interface applications. It operates at 13.56 MHz, provides 2048 bytes of user EEPROM and 256 bytes of SRAM, supports energy harvesting up to 30 mW, and functions as an I2C slave only (no master capability). It enables secure, tap-to-cloud data transfer in industrial sensor calibration and smart metering systems.
For engineers reviewing the NTP53121G0JHKZ datasheet, NTP53121G0JHKZ pinout, NTP53121G0JHKZ application, or NTP53121G0JHKZ equivalent, this device delivers interoperable NFC/ISO/IEC 15693 dual-range communication, configurable GPIO/PWM/event detection, and multi-level memory protection - critical for battery-free sensor node design and field-parameterization workflows.
Technical Context
The NTP53121G0JHKZ implements a dual-interface architecture: an ISO/IEC 15693/NFC Forum Type 5 RF front-end with integrated antenna matching (LA/LB pins) and a 100 kHz/400 kHz I2C slave interface multiplexed with GPIO and PWM functions. Its digital control unit manages session registers, security arbitration, and pass-through mode using 256-byte SRAM for fast data exchange between NFC and I2C domains.
Power management includes energy harvesting via VOUT (configurable output), hard power-down (HPD), and ultra-low standby current (<6 µA). Memory is partitioned into three protected areas: user EEPROM (2048 B), configuration space (accessed via READ/WRITE CONFIG), and volatile SRAM (256 B), all supporting 40-year data retention and 1M write cycles.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| RF Standard | ISO/IEC 15693 and NFC Forum Type 5 Tag compliant - ensures interoperability with industrial readers (up to 60 cm) and NFC smartphones. |
| Memory | 2048 bytes user EEPROM + 256 bytes SRAM - enables persistent sensor data storage and high-speed pass-through buffering between interfaces. |
| I2C Interface | Slave-only, 100 kHz standard / 400 kHz fast mode - connects directly to sensors or MCUs without master logic overhead. |
| Energy Harvesting | VOUT output configurable up to 30 mW - powers external circuitry (e.g., sensors or signal conditioners) from NFC field energy. |
| Operating Temp | −40 °C to +105 °C for EEPROM/SRAM access - supports deployment in harsh industrial environments. |
| Security | 32-/64-bit password protection, NFC PRIVACY mode, read-only lock - enables selective memory access control from both NFC and I2C sides. |
| Package | XQFN16 (SOT1161-2), 3.0 × 3.0 × 0.45 mm - ultra-thin footprint suitable for space-constrained IoT modules and embedded PCBs. |
Pinout & Package
Package: XQFN16 (SOT1161-2), 3.0 × 3.0 × 0.45 mm, leadless, 16-terminal exposed pad.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 2, 11 | GND | Ground reference for RF and digital circuits; must be connected to system ground plane. |
| 3–5, 13, 16 | N.C. | No internal connection; leave floating per datasheet guidance. |
| 6 | SDA/GPIO1/PWM1 | Multiplexed I2C data line, general-purpose I/O, or PWM output - selectable via configuration register. |
| 7 | SCL/GPIO0/PWM0 | Multiplexed I2C clock line, general-purpose I/O, or PWM output - shares function set with Pin 6. |
| 8 | ED/PWM0 | Event detection input or secondary PWM output - triggers on external signal edge or generates timed pulse. |
| 9 | VCC | External supply input (1.62–5.5 V); optional when operating in energy-harvesting mode. |
| 10 | HPD | Hard power-down control - forces device into <0.25 µA shutdown state when asserted. |
| 12 | VOUT | Configurable energy harvesting output - supplies regulated voltage to external components (not available in SO8). |
| 14, 15 | LB, LA | Differential antenna connections - require external matching network for optimal 13.56 MHz RF performance. |
Key Features
| Feature | Design Value |
|---|---|
| Zero-power I2C sensor readout | Enables single-shot, battery-free measurements by powering the IC and attached sensor entirely from NFC field energy. |
| Pass-through mode with 256-byte SRAM | Allows real-time data relay between NFC reader and I2C slave (e.g., temperature sensor) without MCU intervention. |
| Configurable memory protection | Three independent memory areas support distinct access policies - e.g., public NDEF, password-locked config, and AES-secured user data. |
| Multi-function pin multiplexing | Each I2C/GPIO/PWM pin can be software-assigned for flexible system integration - reduces external component count. |
| Pre-programmed ECC originality signature | Verifies authentic NXP silicon at boot; customer-reprogrammable to support brand authentication or anti-counterfeiting schemes. |
Applications
| Industrial Sensor Calibration | Smart Meter Parameterization |
|---|---|
|
Use Scenario: Factory-floor calibration of pressure/flow sensors before shipment. IC Role / Device Role / Timing Role: Acts as NFC-accessible configuration interface between calibration station and sensor I2C bus. Use Value: Eliminates wired programming fixtures; enables one-tap parameter loading and authenticity verification using preloaded ECC signature. |
Use Scenario: Field technician updates tariff tables or measurement intervals in utility meters. IC Role / Device Role / Timing Role: Provides secure, contactless access to protected EEPROM zones storing billing logic and firmware flags. Use Value: Avoids opening meter enclosures; uses 64-bit password protection and NFC PRIVACY mode to prevent unauthorized reads. |
| Wearable Health Monitoring | LED Driver Configuration |
|
Use Scenario: User personalizes sensor sampling rate or alert thresholds via smartphone tap. IC Role / Device Role / Timing Role: Bridges NFC interface to I2C-connected biometric sensor (e.g., PPG or ECG ASIC). Use Value: Leverages energy harvesting to avoid battery drain during configuration; uses SRAM pass-through for low-latency data preview. |
Use Scenario: Lighting OEM programs color temperature and dimming curves during assembly. IC Role / Device Role / Timing Role: Stores LED driver configuration in protected EEPROM and exposes PWM outputs for analog dimming control. Use Value: Enables late-stage "in-the-box" configuration without rework; uses ED pin to trigger auto-calibration on power-up. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NFC I2C bridge applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NTP53321G0JHKZ | Includes I2C master channel and 128-bit AES mutual authentication; same XQFN16 package. | Required for systems needing direct sensor polling without host MCU (e.g., standalone environmental monitors). | Select NTP53321G0JHKZ only if transparent I2C master functionality or AES-level security is mandatory. |
| NT3H2201W0FHKZ | 2 KB EEPROM, no SRAM, no energy harvesting, I2C slave only; smaller XQFN8 package. | Suitable for cost-sensitive, non-power-harvesting use cases like simple NFC tag replacement or static configuration storage. | Choose NT3H2201W0FHKZ when size and BoM reduction outweigh need for SRAM buffering or VOUT power delivery. |
Compared with NTP53121G0JHKZ, NTP53321G0JHKZ adds master-mode flexibility and stronger crypto but increases complexity and cost, while NT3H2201W0FHKZ sacrifices energy harvesting and SRAM for compactness - making NTP53121G0JHKZ the balanced choice for mid-tier sensor nodes requiring robust NFC/I2C bridging with power autonomy.
Availability
NTP53121G0JHKZ is available at Aetrix Electronics and suitable for industrial sensor calibration, smart meter parameterization, and wearable health monitoring requiring stable component supply across extended product lifecycles.
Supply support for NTP53121G0JHKZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in NFC, RFID, and embedded security.
The NTAG 5 family - including NTP53121G0JHKZ - was designed specifically to enable battery-free, NFC-driven configuration and data acquisition in sensor-equipped edge devices, emphasizing interoperability, energy autonomy, and field-upgradeable security.
FAQ
What is the primary interface role of the NTP53121G0JHKZ?
The NTP53121G0JHKZ functions exclusively as an I2C slave device - it cannot act as an I2C master. It bridges NFC-enabled readers to I2C peripherals such as sensors or memory chips, enabling direct communication without an intervening microcontroller. This role is fixed in the NTP5312 variant and confirmed in Section 4 of the datasheet ordering table.
Does the NTP53121G0JHKZ support energy harvesting, and what is its maximum output capability?
Yes, the NTP53121G0JHKZ supports energy harvesting via its VOUT pin, delivering up to 30 mW of configurable output power derived from the NFC RF field. This capability allows it to power external components like sensors or signal conditioners in zero-power systems, as specified in Section 2 "Features and benefits" and Table 3 pin description.
What memory types and capacities does the NTP53121G0JHKZ provide?
The NTP53121G0JHKZ integrates 2048 bytes of user EEPROM for persistent data storage, 256 bytes of SRAM for volatile high-speed pass-through buffering, and dedicated configuration memory accessible via READ/WRITE CONFIG commands. EEPROM guarantees 40-year data retention and 1,000,000 write cycles, per Section 2 and Section 8.1.2.
Is AES authentication supported on the NTP53121G0JHKZ?
No, AES mutual authentication is not supported on the NTP53121G0JHKZ. That feature is exclusive to the NTP5332 variant (e.g., NTP53321G0JHKZ), as explicitly stated in the General Description and Section 4 ordering table. The NTP53121G0JHKZ supports only password-based protection (32-/64-bit) and NFC PRIVACY mode.
What package type is used for the NTP53121G0JHKZ, and how many pins does it have?
The NTP53121G0JHKZ uses the XQFN16 package (SOT1161-2), a 3.0 × 3.0 × 0.45 mm leadless quad flat package with 16 terminals and an exposed thermal pad. Pin configuration and functions are fully documented in Table 3 and Figure 3 of the datasheet, confirming GND, LA/LB, SDA/SCL multiplexing, and VOUT/HPD functionality.
NTP53121G0JHKZ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Style:
- -
- Technology:
- -
- Frequency:
- 13.56MHz
- Memory Type:
- Read/Write
- Writable Memory:
- 16kb (User)
- Standards:
- ISO 15693, NFC
- Operating Temperature:
- -40°C ~ 85°C
- Size / Dimension:
- 0.071" L x 0.102" W (1.80mm x 2.60mm)
NTP53121G0JHKZ FAQ
1.How can I place an order for NTP53121G0JHKZ through Aetrix?
Please submit a Request for Quotation (RFQ) for NTP53121G0JHKZ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for NTP53121G0JHKZ reliable?
The price and inventory of NTP53121G0JHKZ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NTP53121G0JHKZ is usually 5 days.
3.What payment methods are accepted for NTP53121G0JHKZ?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NTP53121G0JHKZ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for NTP53121G0JHKZ?
NTP53121G0JHKZ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your NTP53121G0JHKZ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for NTP53121G0JHKZ?
For technical support, including NTP53121G0JHKZ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NTP53121G0JHKZ requirements.
6.How does Aetrix verify that NTP53121G0JHKZ is sourced from the original manufacturer or authorized distributors?
All NTP53121G0JHKZ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that NTP53121G0JHKZ meets industry standards.
7.What is the process for return or replacement of NTP53121G0JHKZ?
All NTP53121G0JHKZ units undergo pre-shipment inspection (PSI). If there is an issue with NTP53121G0JHKZ, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The NTP53121G0JHKZ part is unused and in its original packaging.
Return procedure for NTP53121G0JHKZ:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
NTP53121G0JHKZ Tags
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SL3S1013FTB0,115
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HTSH4801ETK,118
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HTMS8001FTB/AF,115
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